You participate in on chain interactions and after receiving the airdrop, HODL does not sell because of its low cost. As a result, the coin price keeps falling again and again He joined the startup company and signed an option agreement. Four years later, the company went public, but the stock was cashed in and not sold because it relied on labor for low costs. As a result, the stock price fell by more than 80% I bought a certain altcoin at a low cost, won more than 20 times and didn't sell it until after 1011 when there was a significant pullback, and the profit was wiped out to the point of almost nothing left The commonality among these three cases is' low cost ', which is often the main reason why they are not sold In fact, holding an additional asset for one day is equivalent to buying spot goods at the same price on that day How to understand it? If I don't have a position at the moment, would I be willing to buy at the current market price? If willing, continue to hold; If you don't want to, you should sell. Holding itself is equivalent to making a buying decision again, and the decision criteria for both should be completely consistent. Strong as Duan Yongping, it was only after asking Buffett that he deeply understood the principle of "holding=buying" It is said that the master is the one who can sell. Next time when considering whether to sell assets, this approach can be used to re evaluate